JPS6351784B2 - - Google Patents
Info
- Publication number
- JPS6351784B2 JPS6351784B2 JP12405880A JP12405880A JPS6351784B2 JP S6351784 B2 JPS6351784 B2 JP S6351784B2 JP 12405880 A JP12405880 A JP 12405880A JP 12405880 A JP12405880 A JP 12405880A JP S6351784 B2 JPS6351784 B2 JP S6351784B2
- Authority
- JP
- Japan
- Prior art keywords
- sand
- core
- mold
- cavity
- unfired
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000004576 sand Substances 0.000 claims description 63
- 239000011148 porous material Substances 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 238000005266 casting Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 5
- 238000010304 firing Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Casting Devices For Molds (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12405880A JPS5750245A (en) | 1980-09-09 | 1980-09-09 | Production of hollow core |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12405880A JPS5750245A (en) | 1980-09-09 | 1980-09-09 | Production of hollow core |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5750245A JPS5750245A (en) | 1982-03-24 |
JPS6351784B2 true JPS6351784B2 (fr) | 1988-10-17 |
Family
ID=14875918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12405880A Granted JPS5750245A (en) | 1980-09-09 | 1980-09-09 | Production of hollow core |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5750245A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3125649B2 (ja) * | 1995-10-13 | 2001-01-22 | トヨタ自動車株式会社 | 中空中子の中空度判定方法 |
CN104722716B (zh) * | 2015-03-09 | 2019-07-19 | 陕西柴油机重工有限公司 | 一种复杂薄壁砂芯成型方法 |
-
1980
- 1980-09-09 JP JP12405880A patent/JPS5750245A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5750245A (en) | 1982-03-24 |
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